I can also confirm that the Target in the Chicago Loop is two story. It is in the old Carson Pirie Scott department store and fills just part of the first two floors. The building is a nationally recognized historic landmark.

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Triple transit of Jupiter on January 24, 2015 with shadows of Europa, Callisto, and Io appearing from left to right. Image captured from Bate Papo Estelar/Astronomio ao Vivo (Brazil) live feed.